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how do you determine the rise and fall of a graph in 5 step graphing?

2007-06-06 14:08:08 · 2 answers · asked by Anonymous in Science & Mathematics Mathematics

2 answers

rise and fall sound like the same thing...

are you getting rise and run confused?

in graphing you have an equation in the form of y = mx + b
m is the slope of the line and the slope is defined as the change of the rise over the change of the run. or

m = delta y / delta x , where delta means the change

if you were given an equation of a line of the form y = -3/2x + 1, the slope of the line is m = -3/2

So, looking at the slope, the line would rise (or in this case fall because the slope is negative) 3 units on the graph and go to right 2 units, now, where you start on the graph is determined by the y-intercept.

The y-intercept is where the line crosses the y-axis. In this hypothetical example, the line crosses the y-axis at 1 (0,1). Go to that point, then fall 3 units and move 2 units to the right and you've got your second point. You can draw a line now..

I hope this helps you.

Mark

2007-06-06 14:28:41 · answer #1 · answered by Mark B 2 · 0 0

What is five step graphing?

You aren't getting any answers because your question is too ambiguous.

2007-06-06 14:14:05 · answer #2 · answered by Anonymous · 0 0

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